body , html{
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    position: relative;
    min-width: 1300px;
}
/*a去掉超链接下划线，修改字体颜色*/
a{
    text-decoration: none;
    color: black;
}

#sub_header{
    height: 70px;
    /*background-color: aqua;*/
    border-top-color: #d5d2d2;
    border-top-width: 2px;
    border-top-style: solid;
}
.sub_container{
    width: 1100px;
    height: 54px;
    margin: 0 auto;
    /*background-color: #f5c2c7;*/
}
.sub_container .img_1{
    width: 115px;
    height: 54px;
    margin-top: 10px;
}
.sub_container .img_2{
    width: 120px;
    height: 20px;
}

.search-area {
    width: 350px;
    height: 60px;
    position: relative;
    float: right;
}


/*搜索框*/

.search_input {
    margin-top: 28px;
    width: 290px;
    height: 30px;
    border: 1px solid #545c63;
    padding-left: 10px;
    background-color: #f3f5f6;
    border-radius: 8px 0 0 8px;
}


/*搜索按钮*/

.search_a {
    position: absolute;
    top: 28px;
    width: 34px;
    height: 34px;
    background-color: #545c63;
    background-image: url("../../images/course/search.png");
    /*设置搜索小图标位置*/
    background-size: 34px 34px;
    border-radius: 0 8px 8px 0;
}
.operate_area{
    float: right;
    margin-top: 35px;
}
.operate_area .btn_blue{
    width: 90px;
    height: 36px;
    line-height: 18px;
    padding: 8px 24px;
    margin: 9px 0;
    color: #fff;
    font-size: 14px;
    border-radius: 4px;
    box-sizing: border-box;
    background: #37f;
}
.main{
    padding: 0;
    /*padding-bottom: 36px;*/
    background-color: #f3f5f6;
}
.main_con{
    height: 1800px;
}
.left_essay{
    width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
}
.left_essay .part_essay {
    width: 850px;
    margin-left: 80px;
    background: #fff;
    box-shadow: 0 8px 16px 0 rgb(7 17 27);
    border-radius: 12px;
    box-sizing: border-box;
    padding: 40px 40px 24px 40px;
    position: relative;
    float: left;
}
.left_essay .part_essay .detail-content-wrap {
    overflow: hidden;
    padding-top: 24px;
}
.left_essay .part_essay .detail-content-wrap .detail-content.long-content {
    max-height: 1800px;
    overflow-y: hidden;
    position: relative;
}
.left_essay .part_essay .detail-content-wrap .detail-content .cl-preview-section {
    font-family: "Open Sans","Helvetica Neue",Helvetica,Arial,STHeiti,"Microsoft Yahei",sans-serif;
    font-size: 16px;
    color: #1c1f21;
    word-wrap: break-word;
    background-color: #fff;
    line-height: 32px;
}
.main_con .right_recommend {
    width: 280px;
}
.main_con .right_recommend>div:first-child {
    margin-top: 0;
}
.right_recommend .author_info .img_con {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
}
.right_recommend .author_info .text_con {
    width: 184px;
    margin-left: 8px;
}
.right_recommend .author_info .text_con .name_con {
    position: relative;
    margin-bottom: 2px;
}
.right_recommend .author_info .text_con .name_con .name {
    font-size: 16px;
    color: #1c1f21;
    line-height: 24px;
    font-weight: 700;
}
.right_recommend .author_info .text_con .name_con .name .nick {
    display: inline-block;
    max-width: 136px;
    margin-right: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.right_recommend .author_info .text_con .job {
    font-size: 12px;
    color: #545c63;
    line-height: 18px;
    text-align: left;
    margin-bottom: 36px;
}
.praise-box{
    width: 650px;
    height: 97px;
    float: left;
    margin-top: 40px;
}
#js-praise{
    width: 50px;
    height: 50px;
    border-radius: 24px 24px 24px 24px;
    border-color: #ffa34a;
    margin-left: 428px;
}
.thumb_up{
    width: 40px;
}
.author_info{
    width: 250px;
    height: 90px;
    background-color: #dad7d7;
    border-radius: 12px 12px 12px 12px;
    float: right;
}
.num-person{
    width: 60px;
    margin-left: 425px;
}
.img_con{
    border-radius: 200px 200px 200px 200px;
    width: 48px;
    height: 48px;
    margin-top: 20px;
    margin-left: 20px;
}
.con_name{
    width: 180px;
    height: 25px;
    margin-left: 80px;
    margin-top: -45px;
}
.hobby{
    font-size: 10px;
    margin-top: 4px;
}
.forward{
    width: 350px;
    height: 100px;
    line-height: 100px;
    padding-top: 60px;
    padding-left: 25px;
}
.forward_a{
    float: left;
    /*width: 300px;*/
    height: 36px;
    line-height: 18px;
    padding: 8px 24px;
    margin: 0 auto;
    color: #fff;
    font-size: 14px;
    border-radius: 20px;
    box-sizing: border-box;
    background: #37f;
}
.title_1{
    margin-left: 960px;
    margin-top: 20px;
    font-weight: bold;
}
/*
.footer_under{
    width: 1200px;
    height: 200px;
    background-color: #ffecb5;
}*/
